18. From a lighthouse 100m high, it is observed that two ships are approaching it from west and south .if angle of depression of two shipsare 30 degree and 45 degree respectively the distance between the ships, in meters, is :

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Q. A light-house

100

m high observe that two ships are approaching it from West and South respectively. If the angles of depression of the two ships are

30

^{\circ}

and

45

^{\circ}

respectively, then the distance between the two ships is -

Q. As observed from the top of a

150

m tall lighthouse, the angles of depression of two ships approaching it are

30^{\circ}

and

45^{\circ}

. If one ship is directly behind the other, find the distance between the two ships.

Q. From the top of a lighthouse of height

200

meters, the angles of depression of two ships on either side of it are observed to be

30^{0}

and

45^{0}

, then the distance between the ships in meters is:

As observed from the top of a 150 m high lighthouse from the sea-level, the angles of depression of two ships are $30^{\circ}$ and $45^{\circ}$ . If one ship is exactly behind the other on the same side of the lighthouse, find the distance between the two ships.

Question 13
As observed from the top of a 75 m high lighthouse from the sea-level, the angles of depression of two ships are $30^{\circ}$ and $45^{\circ}$ . If one ship is exactly behind the other on the same side of the lighthouse, find the distance between the two ships.

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